/* English content adaptations; the original UI and show styles remain intact. */
.section-label {
  flex-wrap: wrap;
  gap: 12px;
}

/* ============================================================
   玩法切换器 (Mode Toggle) 与胶囊激活状态 (Active State)
   ============================================================ */
.mode-toggle {
  display: inline-flex !important;
  align-items: center;
  padding: 3px 4px;
  background: #fffdf5;
  border: 2.6px solid var(--ink);
  border-radius: 999px;
  box-shadow: 0 4px 0 var(--ink);
  gap: 3px;
  position: relative;
  user-select: none;
}

.mode-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 5px 12px;
  min-height: 32px;
  border-radius: 999px;
  border: 2px solid transparent;
  background: transparent;
  color: #8c7689;
  font-size: 13px;
  font-weight: 850;
  cursor: pointer;
  touch-action: manipulation;
  white-space: nowrap;
  transition: transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.15s, box-shadow 0.15s, border-color 0.15s, color 0.15s;
}

.mode-pill:hover:not(.active) {
  color: var(--ink);
  background: #f7ede2;
  transform: translateY(-1px);
}

.mode-pill:active {
  transform: translateY(2px) !important;
}

/* 激活状态通用属性：墨水描边、实体阴影、微上浮 */
.mode-pill.active {
  border-color: var(--ink) !important;
  box-shadow: 0 3px 0 var(--ink) !important;
  transform: translateY(-2px) !important;
  font-weight: 900 !important;
}

/* 单词拼写高亮：与原版一致的高饱和多巴胺活力粉红、立体字阴影 */
.mode-pill[data-mode="spelling"].active {
  background: #ff6e8e !important;
  color: #fff !important;
  text-shadow: 0 1.5px 0 rgba(48, 34, 56, 0.45) !important;
  transform: translateY(-2px) rotate(1.2deg) !important;
}

/* 单词识义高亮：明媚多巴胺糖果明黄、深色文字 */
.mode-pill[data-mode="meaning"].active {
  background: #ffd86b !important;
  color: var(--ink) !important;
  text-shadow: none !important;
  transform: translateY(-2px) rotate(-1.2deg) !important;
}

/* 情境填词高亮：清爽多巴胺天蓝、立体字阴影 */
.mode-pill[data-mode="sentence"].active {
  background: #52c2ff !important;
  color: #fff !important;
  text-shadow: 0 1.5px 0 rgba(48, 34, 56, 0.45) !important;
  transform: translateY(-2px) !important;
}

.mode-pill.active .mode-svg,
.mode-pill.active .mode-emoji {
  opacity: 1 !important;
  filter: none !important;
  transform: scale(1.15) !important;
}

/* ============================================================
   HUD 抬头显示区：移除溢出截断限制
   ============================================================ */
.arcade-hud {
  overflow: visible !important;
}

/* ============================================================
   题卡内容与中文单词突出展示
   ============================================================ */
.question-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 18px 12px;
}

.card-heading {
  width: 100%;
}

.context {
  display: flex !important;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
  margin: 10px 0 12px;
  min-height: 80px;
  gap: 8px;
  font-size: 15px;
  line-height: 1.5;
}

/* 核心中文单词卡片与朗读按钮行：大号字、醒目居中、糖果质感徽章 */
.target-word-row {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  gap: 10px;
  max-width: 100%;
  vertical-align: middle;
}

.target-word {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(28px, 7.5vw, 36px);
  font-weight: 900;
  color: var(--ink);
  letter-spacing: 2px;
  padding: 6px 24px;
  background: #fff5dc;
  background: linear-gradient(135deg, #fff7e4 0%, #ffebf4 100%);
  border: 2.5px solid var(--ink);
  border-radius: 20px;
  box-shadow: 0 4px 0 var(--ink);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.9);
  line-height: 1.25;
  margin: 2px 0;
  max-width: 90%;
  box-sizing: border-box;
  animation: target-pop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes target-pop {
  0% {
    transform: scale(0.92);
    opacity: 0.8;
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.target-word.sentence-zh {
  font-size: clamp(17px, 4.6vw, 22px);
  letter-spacing: 0.5px;
  padding: 6px 18px;
  border-radius: 16px;
  line-height: 1.4;
}

.target-guide {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 750;
  color: #8c7385;
  letter-spacing: 0.5px;
}

.sentence-en {
  display: block;
  font-size: clamp(19px, 5.2vw, 25px);
  font-weight: 850;
  color: var(--ink);
  letter-spacing: 0.5px;
  margin: 2px 0;
}

/* ============================================================
   小喇叭图标 (Speaker Icon) 替换原音符符号
   ============================================================ */
.speaker-icon {
  width: 15px;
  height: 15px;
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

.question-speech {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: #f4ecfb;
  border: 2px solid var(--ink);
  box-shadow: 0 3px 0 var(--ink);
  color: var(--ink);
  font-weight: 800;
  font-size: 13px;
  padding: 5px 18px;
  border-radius: 999px;
  margin: 2px auto 8px;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}

.question-speech:hover {
  background: #ebdcf8;
  transform: translateY(-1px);
  box-shadow: 0 4px 0 var(--ink);
}

.question-speech:active {
  transform: translateY(2px);
  box-shadow: 0 1px 0 var(--ink);
}


.toggle-btn .sound-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.toggle-btn .speaker-icon {
  width: 17px;
  height: 17px;
}

.toggle-btn.off .speaker-wave {
  display: none;
}

/* ============================================================
   单词发音行与精美小喇叭按钮 (Speaker Icon Button)
   ============================================================ */
.explain-heading {
  width: 100%;
  box-sizing: border-box;
}

.explain-top-row {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 12px;
}

.word-pronounce-row {
  display: inline-flex !important;
  align-items: center;
  gap: 10px;
  vertical-align: middle;
}

#meaning.explain-meaning {
  font-size: clamp(17px, 4.5vw, 22px) !important;
  font-weight: 850 !important;
  color: var(--ink) !important;
  letter-spacing: 1.5px !important;
  text-align: right !important;
  white-space: nowrap !important;
  line-height: 1.2 !important;
  margin: 0 !important;
  flex-shrink: 0;
}

.speaker-btn.icon-only,
#read-explanation.speaker-btn.icon-only,
#read-question.speaker-btn.icon-only {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  min-height: 34px;
  min-width: 34px;
  padding: 0;
  margin: 0;
  border-radius: 50%;
  background: #fffdf5;
  border: 2px solid var(--ink);
  box-shadow: 0 3px 0 var(--ink);
  color: var(--ink);
  cursor: pointer;
  touch-action: manipulation;
  transition: transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s, background 0.15s, color 0.15s;
  flex-shrink: 0;
}

.speaker-btn.icon-only:hover,
#read-explanation.speaker-btn.icon-only:hover,
#read-question.speaker-btn.icon-only:hover {
  background: #f4ecfb;
  color: #ff6e8e;
  transform: translateY(-1px) scale(1.06);
  box-shadow: 0 4px 0 var(--ink);
}

.speaker-btn.icon-only:hover .speaker-wave,
#read-explanation.speaker-btn.icon-only:hover .speaker-wave,
#read-question.speaker-btn.icon-only:hover .speaker-wave {
  animation: speaker-wave-pulse 0.6s infinite alternate;
}

@keyframes speaker-wave-pulse {
  0% { opacity: 0.4; }
  100% { opacity: 1; }
}

.speaker-btn.icon-only:active,
#read-explanation.speaker-btn.icon-only:active,
#read-question.speaker-btn.icon-only:active {
  transform: translateY(2px) scale(0.96) !important;
  box-shadow: 0 1px 0 var(--ink) !important;
  background: #eadcf8;
}

.speaker-btn.icon-only:focus-visible,
#read-explanation.speaker-btn.icon-only:focus-visible,
#read-question.speaker-btn.icon-only:focus-visible {
  outline: 3px solid #ff6e8e;
  outline-offset: 2px;
}

.speaker-btn.icon-only .speaker-icon,
#read-explanation.speaker-btn.icon-only .speaker-icon,
#read-question.speaker-btn.icon-only .speaker-icon {
  width: 17px;
  height: 17px;
  display: block;
}

/* ============================================================
   主操作按钮文案居中展示 (下一题、再来一轮等)
   ============================================================ */
#next-question,
.explanation .primary,
.result-screen .primary {
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  text-align: center !important;
  gap: 8px;
}

/* ============================================================
   单词槽与字母卡布局优化：支持单行整齐展示与居中
   ============================================================ */
.word-slots {
  display: flex !important;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(5px, 1.6vw, 10px);
  margin: 8px 0 10px;
  width: 100%;
}

/* 单词拼写模式：单行整齐排列，字母自适应尺寸，杜绝多余折行 */
body[data-question-type="spelling"] .word-slots {
  display: flex !important;
  justify-content: center;
  align-items: center;
  flex-wrap: nowrap;
  gap: clamp(4px, 1.4vw, 9px);
  max-width: 100%;
  padding: 2px 0;
}

body[data-question-type="spelling"] .word-cell {
  flex: 0 1 clamp(34px, 9.2vw, 56px);
  width: clamp(34px, 9.2vw, 56px);
  height: clamp(46px, 12vw, 64px);
  aspect-ratio: auto;
  min-width: 0;
  font-size: clamp(20px, 5.6vw, 36px);
  border-radius: 14px;
}

/* 单词识义与情境模式：完整单词单卡居中 */
body[data-question-type="meaning"] .word-slots,
body[data-question-type="sentence"] .word-slots {
  display: flex !important;
  justify-content: center;
  align-items: center;
}

body[data-question-type="meaning"] .word-cell,
body[data-question-type="sentence"] .word-cell {
  flex: 0 1 auto;
  width: auto;
  min-width: 150px;
  max-width: 90%;
  height: clamp(52px, 13vw, 68px);
  aspect-ratio: auto;
  padding: 0 24px;
  font-size: clamp(24px, 6.5vw, 38px);
  border-radius: 18px;
}

body[data-question-type="meaning"] .choice,
body[data-question-type="sentence"] .choice {
  font-size: clamp(12px, 3.6vw, var(--option-font, 25px));
  padding-inline: 4px;
}

#bubble-layer text {
  font-size: var(--bubble-font, 27px);
}

.candidate-speech {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 6px 0 10px;
  justify-items: center;
  align-items: center;
}

.choices.busy ~ #candidate-speech .speaker-btn {
  opacity: 0.5;
  cursor: default;
  pointer-events: none;
}

.speech-status {
  font-size: 12px;
  line-height: 1.5;
  text-align: center;
  margin: 8px 12px;
  min-height: 18px;
}

.speech-setting {
  accent-color: #5278ff;
  width: 20px;
  height: 20px;
}

.speech-control {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}

#speech-rate {
  max-width: 150px;
}

#example {
  overflow-wrap: anywhere;
}

/* ============================================================
   实用小提示 (Hint UI) 视觉优化
   ============================================================ */
.hint {
  font-size: 13.5px !important;
  line-height: 1.6 !important;
  color: #5c3f52 !important;
  padding: 8px 14px !important;
  border-left: 3.5px solid #ff7ab6 !important;
  background: #fff4f8 !important;
  border-radius: 0 12px 12px 0 !important;
  margin: 6px 0 10px !important;
  font-weight: 750 !important;
  box-shadow: 0 2px 0 rgba(48, 34, 56, 0.05);
}

body[data-question-type="spelling"] .hint-row {
  margin-top: 4px;
}

@media (max-width: 400px) {
  .mode-pill {
    padding: 4px 9px;
    font-size: 12px;
  }

  .candidate-speech {
    gap: 10px;
  }

  .target-word {
    padding: 5px 18px;
  }
}